package com.itheima.test.inner;

public class innner01 {
    public static void main(String[] args) {
       Outer.Inner i=new Outer().new Inner();
        System.out.println(i.num);
        i.show();

    }
}
class Outer{
    int a=10;
    class Inner{
        int num=20;
        public void show(){
            System.out.println("内部类show方法");
        }
    }
}
